public class student_test {
    public static void main(String[] args){
    student stu = new student(31231231,"王博凯","42141234124");
        System.out.println(stu.getName());
    stu.set_name("陈凌志");
    stu.set_age(23);
        System.out.println(stu.getName());
        System.out.println(stu.getAge());

    }
}
